// 判断是否为微信浏览器
var ua = navigator.userAgent.toLowerCase();
if(ua.match(/MicroMessenger/i)=="micromessenger") {
	appConfig.isWeixin = true;
} else {
	appConfig.isWeixin = false;
}

// 获取查询字符串
function getQueryString(name) {
	var reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)", "i");
	var r = window.location.search.substr(1).match(reg);
	if (r != null) return unescape(r[2]); return null;
}
  
// 以JSONP的形式，从指定服务器获取数据
function ajax(param) {
	param = param || {};
	param.failMessage = param.failMessage || "数据加载失败，请重试";
	if(!!sessionStorage.sessionId) {
		param.jsessionid = sessionStorage.sessionId;
	}
	$.ajax({
		url: param.url,
		data: param.data,
		type: "POST",
		dataType: "json",
		timeout: 10*1000,
		success: function(responseData, statusText, xhr){
			param.success(responseData);
		},
		error: function(xhr, statusText, error){
			hideLoading("#loading");
			showInfoTip(param.failMessage);
		}
	});
}

// 日期格式化
function formatDate(date) {
	var year = date.getFullYear();
	var month = date.getMonth() + 1;
	month = month<10 ? 0 + '' + month: month;
	var day = date.getDate();
	day = day<10 ? 0 + '' + day: day;
	
	return year + '-' + month + '-' + day;
}

// 获取指定日期的上一天
function getPreDate(date) {
	var newDate = new Date(date);
	newDate.setDate(newDate.getDate() - 1);
	
	return formatDate(newDate);
}

// 获取指定日期的下一天
function getNextDate(date) {
	var newDate = new Date(date);
	newDate.setDate(newDate.getDate() + 1);
	
	return formatDate(newDate);
}

// 显示信息（警告）tip
function showInfoTip(message) {
	$.tips({
		content: message,
		stayTime: 2000,
		type: "info"
	});
}

// 显示成功tip
function showSuccessTip(message) {
	$.tips({
		content: message,
		stayTime: 2000,
		type: "success"
	});
}

// 显示loading遮罩
function showLoading(selecter) {
	$(selecter).addClass("show");
	$(selecter).removeClass("hide");
}

// 隐藏loading遮罩
function hideLoading(selecter) {
	$(selecter).addClass("hide");
	$(selecter).removeClass("show");
}

// 初始化底部菜单
function initFooter(selecter) {
	$(selecter + " li").on("tap", function(){
		var href = $(this).data("href");
		if(!!href){
			if((href == "order.html" || href == "member.html")
				&& !sessionStorage.memberId) {
				sessionStorage.backUrl = href;
				location.href = "login.html";
			} else {
				location.href = href;
			}
		}
	});
}

// 检查登录状态
function checkLogin() {
	if(!sessionStorage.memberId) {
		location.href = "login.html";
	}
}

// 身份证号码有效性验证
function validateIdCard(num) {
    num = num.toUpperCase();
    //身份证号码为15位或者18位，15位时全为数字，18位前17位为数字，最后一位是校验位，可能为数字或字符X。   
    if (!(/(^\d{15}$)|(^\d{17}([0-9]|X)$)/.test(num))) {
        alert('输入的身份证号长度不对，或者号码不符合规定！\n15位号码应全为数字，18位号码末位可以为数字或X。');
        return false;
    }
    //校验位按照ISO 7064:1983.MOD 11-2的规定生成，X可以认为是数字10。 
    //下面分别分析出生日期和校验位 
    var len, re;
    len = num.length;
    if (len == 15) {
        re = new RegExp(/^(\d{6})(\d{2})(\d{2})(\d{2})(\d{3})$/);
        var arrSplit = num.match(re);

        //检查生日日期是否正确 
        var dtmBirth = new Date('19' + arrSplit[2] + '/' + arrSplit[3] + '/' + arrSplit[4]);
        var bGoodDay;
        bGoodDay = (dtmBirth.getYear() == Number(arrSplit[2])) && ((dtmBirth.getMonth() + 1) == Number(arrSplit[3])) && (dtmBirth.getDate() == Number(arrSplit[4]));
        if (!bGoodDay) {
            alert('输入的身份证号里出生日期不对！');
            return false;
        }
        else {
            //将15位身份证转成18位 
            //校验位按照ISO 7064:1983.MOD 11-2的规定生成，X可以认为是数字10。 
            var arrInt = new Array(7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2);
            var arrCh = new Array('1', '0', 'X', '9', '8', '7', '6', '5', '4', '3', '2');
            var nTemp = 0, i;
            num = num.substr(0, 6) + '19' + num.substr(6, num.length - 6);
            for (i = 0; i < 17; i++) {
                nTemp += num.substr(i, 1) * arrInt[i];
            }
            num += arrCh[nTemp % 11];
            return true;
        }
    }
    if (len == 18) {
        re = new RegExp(/^(\d{6})(\d{4})(\d{2})(\d{2})(\d{3})([0-9]|X)$/);
        var arrSplit = num.match(re);

        //检查生日日期是否正确 
        var dtmBirth = new Date(arrSplit[2] + "/" + arrSplit[3] + "/" + arrSplit[4]);
        var bGoodDay;
        bGoodDay = (dtmBirth.getFullYear() == Number(arrSplit[2])) && ((dtmBirth.getMonth() + 1) == Number(arrSplit[3])) && (dtmBirth.getDate() == Number(arrSplit[4]));
        if (!bGoodDay) {
            alert(dtmBirth.getYear());
            alert(arrSplit[2]);
            alert('输入的身份证号里出生日期不对！');
            return false;
        }
        else {
            //检验18位身份证的校验码是否正确。 
            //校验位按照ISO 7064:1983.MOD 11-2的规定生成，X可以认为是数字10。 
            var valnum;
            var arrInt = new Array(7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2);
            var arrCh = new Array('1', '0', 'X', '9', '8', '7', '6', '5', '4', '3', '2');
            var nTemp = 0, i;
            for (i = 0; i < 17; i++) {
                nTemp += num.substr(i, 1) * arrInt[i];
            }
            valnum = arrCh[nTemp % 11];
            if (valnum != num.substr(17, 1)) {
                alert('18位身份证的校验码不正确！'); //应该为： + valnum
                return false;
            }
            return true;
        }
    }
    return false;
}

// 模拟java的Set
function Set(){
    this.array=new Array();
}

Set.prototype.add = function(value){
	for(var i=0; i<this.array.length; i++) {
		if(this.array[i]===value) {
			return;
		}
	}
    this.array.push(value);
}
Set.prototype.contains = function(value){
    for(var i=0; i<this.array.length; i++) {
		if(this.array[i]===value) {
			return true;
		}
	}
	return false;
}
Set.prototype.size = function(){
    return this.array.length;
}

Set.prototype.toArray = function(){
    return this.array;
}

Set.prototype.toString = function(){
	var temp = '';
	for(var i=0; i<this.array.length; i++) {
		temp += ',' + this.array[i];
	}
	if(temp.length>0) {
		temp = temp.substring(1);
	}
    return temp;
}